gecko-dev/gfx/vr/ovr_capi_dynamic.h

865 строки
28 KiB
C

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
/* This file contains just the needed struct definitions for
* interacting with the Oculus VR C API, without needing to #include
* OVR_CAPI.h directly. Note that it uses the same type names as the
* CAPI, and cannot be #included at the same time as OVR_CAPI.h. It
* does not include the entire C API, just want's needed.
*/
#ifdef OVR_CAPI_h
#ifdef _MSC_VER
#pragma message("ovr_capi_dyanmic.h: OVR_CAPI.h included before ovr_capi_dynamic.h, skipping this")
#else
#warning OVR_CAPI.h included before ovr_capi_dynamic.h, skipping this
#endif
#define mozilla_ovr_capi_dynamic_h_
#else
#ifndef mozilla_ovr_capi_dynamic_h_
#define mozilla_ovr_capi_dynamic_h_
#ifdef HAVE_64BIT_BUILD
#define OVR_PTR_SIZE 8
#define OVR_ON64(x) x
#else
#define OVR_PTR_SIZE 4
#define OVR_ON64(x) /**/
#endif
#if defined(_WIN32)
#define OVR_PFN __cdecl
#else
#define OVR_PFN
#endif
#if !defined(OVR_ALIGNAS)
#if defined(__GNUC__) || defined(__clang__)
#define OVR_ALIGNAS(n) __attribute__((aligned(n)))
#elif defined(_MSC_VER) || defined(__INTEL_COMPILER)
#define OVR_ALIGNAS(n) __declspec(align(n))
#elif defined(__CC_ARM)
#define OVR_ALIGNAS(n) __align(n)
#else
#error Need to define OVR_ALIGNAS
#endif
#endif
#if !defined(OVR_UNUSED_STRUCT_PAD)
#define OVR_UNUSED_STRUCT_PAD(padName, size) char padName[size];
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef int32_t ovrResult;
typedef enum {
ovrSuccess = 0,
} ovrSuccessType;
typedef char ovrBool;
typedef struct OVR_ALIGNAS(4) { float r, g, b, a; } ovrColorf;
typedef struct OVR_ALIGNAS(4) { int x, y; } ovrVector2i;
typedef struct OVR_ALIGNAS(4) { int w, h; } ovrSizei;
typedef struct OVR_ALIGNAS(4) { ovrVector2i Pos; ovrSizei Size; } ovrRecti;
typedef struct OVR_ALIGNAS(4) { float x, y, z, w; } ovrQuatf;
typedef struct OVR_ALIGNAS(4) { float x, y; } ovrVector2f;
typedef struct OVR_ALIGNAS(4) { float x, y, z; } ovrVector3f;
typedef struct OVR_ALIGNAS(4) { float M[4][4]; } ovrMatrix4f;
typedef struct OVR_ALIGNAS(4) {
ovrQuatf Orientation;
ovrVector3f Position;
} ovrPosef;
typedef struct OVR_ALIGNAS(8) {
ovrPosef ThePose;
ovrVector3f AngularVelocity;
ovrVector3f LinearVelocity;
ovrVector3f AngularAcceleration;
ovrVector3f LinearAcceleration;
OVR_UNUSED_STRUCT_PAD(pad0, 4)
double TimeInSeconds;
} ovrPoseStatef;
typedef struct {
float UpTan;
float DownTan;
float LeftTan;
float RightTan;
} ovrFovPort;
typedef enum {
ovrHmd_None = 0,
ovrHmd_DK1 = 3,
ovrHmd_DKHD = 4,
ovrHmd_DK2 = 6,
ovrHmd_CB = 8,
ovrHmd_Other = 9,
ovrHmd_E3_2015 = 10,
ovrHmd_ES06 = 11,
ovrHmd_ES09 = 12,
ovrHmd_ES11 = 13,
ovrHmd_CV1 = 14,
ovrHmd_EnumSize = 0x7fffffff
} ovrHmdType;
typedef enum {
ovrHmdCap_DebugDevice = 0x0010,
ovrHmdCap_EnumSize = 0x7fffffff
} ovrHmdCaps;
typedef enum
{
ovrTrackingCap_Orientation = 0x0010,
ovrTrackingCap_MagYawCorrection = 0x0020,
ovrTrackingCap_Position = 0x0040,
ovrTrackingCap_EnumSize = 0x7fffffff
} ovrTrackingCaps;
typedef enum {
ovrEye_Left = 0,
ovrEye_Right = 1,
ovrEye_Count = 2,
ovrEye_EnumSize = 0x7fffffff
} ovrEyeType;
typedef enum {
ovrTrackingOrigin_EyeLevel = 0,
ovrTrackingOrigin_FloorLevel = 1,
ovrTrackingOrigin_Count = 2, ///< \internal Count of enumerated elements.
ovrTrackingOrigin_EnumSize = 0x7fffffff ///< \internal Force type int32_t.
} ovrTrackingOrigin;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
char Reserved[8];
} ovrGraphicsLuid;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
ovrHmdType Type;
OVR_ON64(OVR_UNUSED_STRUCT_PAD(pad0, 4))
char ProductName[64];
char Manufacturer[64];
short VendorId;
short ProductId;
char SerialNumber[24];
short FirmwareMajor;
short FirmwareMinor;
unsigned int AvailableHmdCaps;
unsigned int DefaultHmdCaps;
unsigned int AvailableTrackingCaps;
unsigned int DefaultTrackingCaps;
ovrFovPort DefaultEyeFov[ovrEye_Count];
ovrFovPort MaxEyeFov[ovrEye_Count];
ovrSizei Resolution;
float DisplayRefreshRate;
OVR_ON64(OVR_UNUSED_STRUCT_PAD(pad1, 4))
} ovrHmdDesc;
typedef struct ovrHmdStruct* ovrSession;
#ifdef XP_WIN
typedef uint32_t ovrProcessId;
#else
typedef pid_t ovrProcessId;
#endif
typedef enum {
ovrStatus_OrientationTracked = 0x0001,
ovrStatus_PositionTracked = 0x0002,
ovrStatus_EnumSize = 0x7fffffff
} ovrStatusBits;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
float FrustumHFovInRadians;
float FrustumVFovInRadians;
float FrustumNearZInMeters;
float FrustumFarZInMeters;
} ovrTrackerDesc;
typedef enum {
ovrTracker_Connected = 0x0020,
ovrTracker_PoseTracked = 0x0004
} ovrTrackerFlags;
typedef struct OVR_ALIGNAS(8) {
unsigned int TrackerFlags;
ovrPosef Pose;
ovrPosef LeveledPose;
OVR_UNUSED_STRUCT_PAD(pad0, 4)
} ovrTrackerPose;
typedef struct OVR_ALIGNAS(8) {
ovrPoseStatef HeadPose;
unsigned int StatusFlags;
ovrPoseStatef HandPoses[2];
unsigned int HandStatusFlags[2];
ovrPosef CalibratedOrigin;
} ovrTrackingState;
typedef struct OVR_ALIGNAS(4) {
ovrEyeType Eye;
ovrFovPort Fov;
ovrRecti DistortedViewport;
ovrVector2f PixelsPerTanAngleAtCenter;
ovrVector3f HmdToEyeOffset;
} ovrEyeRenderDesc;
typedef struct OVR_ALIGNAS(4) {
float Projection22;
float Projection23;
float Projection32;
} ovrTimewarpProjectionDesc;
typedef struct OVR_ALIGNAS(4) {
ovrVector3f HmdToEyeOffset[ovrEye_Count];
float HmdSpaceToWorldScaleInMeters;
} ovrViewScaleDesc;
typedef enum {
ovrTexture_2D,
ovrTexture_2D_External,
ovrTexture_Cube,
ovrTexture_Count,
ovrTexture_EnumSize = 0x7fffffff
} ovrTextureType;
typedef enum {
ovrTextureBind_None,
ovrTextureBind_DX_RenderTarget = 0x0001,
ovrTextureBind_DX_UnorderedAccess = 0x0002,
ovrTextureBind_DX_DepthStencil = 0x0004,
ovrTextureBind_EnumSize = 0x7fffffff
} ovrTextureBindFlags;
typedef enum {
OVR_FORMAT_UNKNOWN = 0,
OVR_FORMAT_B5G6R5_UNORM = 1,
OVR_FORMAT_B5G5R5A1_UNORM = 2,
OVR_FORMAT_B4G4R4A4_UNORM = 3,
OVR_FORMAT_R8G8B8A8_UNORM = 4,
OVR_FORMAT_R8G8B8A8_UNORM_SRGB = 5,
OVR_FORMAT_B8G8R8A8_UNORM = 6,
OVR_FORMAT_B8G8R8A8_UNORM_SRGB = 7,
OVR_FORMAT_B8G8R8X8_UNORM = 8,
OVR_FORMAT_B8G8R8X8_UNORM_SRGB = 9,
OVR_FORMAT_R16G16B16A16_FLOAT = 10,
OVR_FORMAT_R11G11B10_FLOAT = 25,
OVR_FORMAT_D16_UNORM = 11,
OVR_FORMAT_D24_UNORM_S8_UINT = 12,
OVR_FORMAT_D32_FLOAT = 13,
OVR_FORMAT_D32_FLOAT_S8X24_UINT = 14,
OVR_FORMAT_BC1_UNORM = 15,
OVR_FORMAT_BC1_UNORM_SRGB = 16,
OVR_FORMAT_BC2_UNORM = 17,
OVR_FORMAT_BC2_UNORM_SRGB = 18,
OVR_FORMAT_BC3_UNORM = 19,
OVR_FORMAT_BC3_UNORM_SRGB = 20,
OVR_FORMAT_BC6H_UF16 = 21,
OVR_FORMAT_BC6H_SF16 = 22,
OVR_FORMAT_BC7_UNORM = 23,
OVR_FORMAT_BC7_UNORM_SRGB = 24,
OVR_FORMAT_ENUMSIZE = 0x7fffffff
} ovrTextureFormat;
typedef enum {
ovrTextureMisc_None,
ovrTextureMisc_DX_Typeless = 0x0001,
ovrTextureMisc_AllowGenerateMips = 0x0002,
ovrTextureMisc_ProtectedContent = 0x0004,
ovrTextureMisc_EnumSize = 0x7fffffff
} ovrTextureFlags;
typedef struct {
ovrTextureType Type;
ovrTextureFormat Format;
int ArraySize;
int Width;
int Height;
int MipLevels;
int SampleCount;
ovrBool StaticImage;
unsigned int MiscFlags;
unsigned int BindFlags;
} ovrTextureSwapChainDesc;
typedef struct {
ovrTextureFormat Format;
int Width;
int Height;
unsigned int MiscFlags;
unsigned int MirrorOptions;
} ovrMirrorTextureDesc;
typedef struct ovrTextureSwapChainData* ovrTextureSwapChain;
typedef struct ovrMirrorTextureData* ovrMirrorTexture;
typedef enum {
ovrButton_A = 0x00000001,
ovrButton_B = 0x00000002,
ovrButton_RThumb = 0x00000004,
ovrButton_RShoulder = 0x00000008,
ovrButton_X = 0x00000100,
ovrButton_Y = 0x00000200,
ovrButton_LThumb = 0x00000400,
ovrButton_LShoulder = 0x00000800,
ovrButton_Up = 0x00010000,
ovrButton_Down = 0x00020000,
ovrButton_Left = 0x00040000,
ovrButton_Right = 0x00080000,
ovrButton_Enter = 0x00100000,
ovrButton_Back = 0x00200000,
ovrButton_VolUp = 0x00400000,
ovrButton_VolDown = 0x00800000,
ovrButton_Home = 0x01000000,
ovrButton_Private = ovrButton_VolUp | ovrButton_VolDown | ovrButton_Home,
ovrButton_RMask = ovrButton_A | ovrButton_B | ovrButton_RThumb | ovrButton_RShoulder,
ovrButton_LMask = ovrButton_X | ovrButton_Y | ovrButton_LThumb | ovrButton_LShoulder | ovrButton_Enter,
ovrButton_EnumSize = 0x7fffffff
} ovrButton;
typedef enum {
ovrTouch_A = ovrButton_A,
ovrTouch_B = ovrButton_B,
ovrTouch_RThumb = ovrButton_RThumb,
ovrTouch_RThumbRest = 0x00000008,
ovrTouch_RIndexTrigger = 0x00000010,
ovrTouch_RButtonMask = ovrTouch_A | ovrTouch_B | ovrTouch_RThumb | ovrTouch_RThumbRest | ovrTouch_RIndexTrigger,
ovrTouch_X = ovrButton_X,
ovrTouch_Y = ovrButton_Y,
ovrTouch_LThumb = ovrButton_LThumb,
ovrTouch_LThumbRest = 0x00000800,
ovrTouch_LIndexTrigger = 0x00001000,
ovrTouch_LButtonMask = ovrTouch_X | ovrTouch_Y | ovrTouch_LThumb | ovrTouch_LThumbRest | ovrTouch_LIndexTrigger,
ovrTouch_RIndexPointing = 0x00000020,
ovrTouch_RThumbUp = 0x00000040,
ovrTouch_LIndexPointing = 0x00002000,
ovrTouch_LThumbUp = 0x00004000,
ovrTouch_RPoseMask = ovrTouch_RIndexPointing | ovrTouch_RThumbUp,
ovrTouch_LPoseMask = ovrTouch_LIndexPointing | ovrTouch_LThumbUp,
ovrTouch_EnumSize = 0x7fffffff
} ovrTouch;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
int SampleRateHz;
int SampleSizeInBytes;
int QueueMinSizeToAvoidStarvation;
int SubmitMinSamples;
int SubmitMaxSamples;
int SubmitOptimalSamples;
} ovrTouchHapticsDesc;
typedef enum {
ovrControllerType_None = 0x0000,
ovrControllerType_LTouch = 0x0001,
ovrControllerType_RTouch = 0x0002,
ovrControllerType_Touch = (ovrControllerType_LTouch | ovrControllerType_RTouch),
ovrControllerType_Remote = 0x0004,
ovrControllerType_XBox = 0x0010,
ovrControllerType_Object0 = 0x0100,
ovrControllerType_Object1 = 0x0200,
ovrControllerType_Object2 = 0x0400,
ovrControllerType_Object3 = 0x0800,
ovrControllerType_Active = 0xffffffff,
ovrControllerType_EnumSize = 0x7fffffff
} ovrControllerType;
typedef enum {
ovrHapticsBufferSubmit_Enqueue
} ovrHapticsBufferSubmitMode;
typedef struct {
const void* Samples;
int SamplesCount;
ovrHapticsBufferSubmitMode SubmitMode;
} ovrHapticsBuffer;
typedef struct {
int RemainingQueueSpace;
int SamplesQueued;
} ovrHapticsPlaybackState;
typedef enum {
ovrTrackedDevice_None = 0x0000,
ovrTrackedDevice_HMD = 0x0001,
ovrTrackedDevice_LTouch = 0x0002,
ovrTrackedDevice_RTouch = 0x0004,
ovrTrackedDevice_Touch = (ovrTrackedDevice_LTouch | ovrTrackedDevice_RTouch),
ovrTrackedDevice_Object0 = 0x0010,
ovrTrackedDevice_Object1 = 0x0020,
ovrTrackedDevice_Object2 = 0x0040,
ovrTrackedDevice_Object3 = 0x0080,
ovrTrackedDevice_All = 0xFFFF,
} ovrTrackedDeviceType;
typedef enum {
ovrBoundary_Outer = 0x0001,
ovrBoundary_PlayArea = 0x0100,
} ovrBoundaryType;
typedef struct {
ovrColorf Color;
} ovrBoundaryLookAndFeel;
typedef struct {
ovrBool IsTriggering;
float ClosestDistance;
ovrVector3f ClosestPoint;
ovrVector3f ClosestPointNormal;
} ovrBoundaryTestResult;
typedef enum {
ovrHand_Left = 0,
ovrHand_Right = 1,
ovrHand_Count = 2,
ovrHand_EnumSize = 0x7fffffff
} ovrHandType;
typedef struct {
double TimeInSeconds;
unsigned int Buttons;
unsigned int Touches;
float IndexTrigger[ovrHand_Count];
float HandTrigger[ovrHand_Count];
ovrVector2f Thumbstick[ovrHand_Count];
ovrControllerType ControllerType;
float IndexTriggerNoDeadzone[ovrHand_Count];
float HandTriggerNoDeadzone[ovrHand_Count];
ovrVector2f ThumbstickNoDeadzone[ovrHand_Count];
float IndexTriggerRaw[ovrHand_Count];
float HandTriggerRaw[ovrHand_Count];
ovrVector2f ThumbstickRaw[ovrHand_Count];
} ovrInputState;
typedef struct {
double LastChangedTime;
ovrFovPort FOVPort;
float VirtualNearPlaneDistanceMeters;
float VirtualFarPlaneDistanceMeters;
ovrSizei ImageSensorPixelResolution;
ovrMatrix4f LensDistortionMatrix;
double ExposurePeriodSeconds;
double ExposureDurationSeconds;
} ovrCameraIntrinsics;
typedef enum {
ovrCameraStatus_None = 0x0,
ovrCameraStatus_Connected = 0x1,
ovrCameraStatus_Calibrating = 0x2,
ovrCameraStatus_CalibrationFailed = 0x4,
ovrCameraStatus_Calibrated = 0x8,
ovrCameraStatus_EnumSize = 0x7fffffff
} ovrCameraStatusFlags;
typedef struct {
double LastChangedTimeSeconds;
unsigned int CameraStatusFlags;
ovrTrackedDeviceType AttachedToDevice;
ovrPosef RelativePose;
double LastExposureTimeSeconds;
double ExposureLatencySeconds;
double AdditionalLatencySeconds;
} ovrCameraExtrinsics;
#define OVR_EXTERNAL_CAMERA_NAME_SIZE 32
typedef struct {
char Name[OVR_EXTERNAL_CAMERA_NAME_SIZE];
ovrCameraIntrinsics Intrinsics;
ovrCameraExtrinsics Extrinsics;
} ovrExternalCamera;
typedef enum {
ovrInit_Debug = 0x00000001,
ovrInit_RequestVersion = 0x00000004,
ovrInit_Invisible = 0x00000010,
ovrInit_MixedRendering = 0x00000020,
ovrinit_WritableBits = 0x00ffffff,
ovrInit_EnumSize = 0x7fffffff
} ovrInitFlags;
typedef enum {
ovrLogLevel_Debug = 0,
ovrLogLevel_Info = 1,
ovrLogLevel_Error = 2,
ovrLogLevel_EnumSize = 0x7fffffff
} ovrLogLevel;
typedef void (OVR_PFN* ovrLogCallback)(uintptr_t userData, int level, const char* message);
typedef struct OVR_ALIGNAS(8) {
uint32_t Flags;
uint32_t RequestedMinorVersion;
ovrLogCallback LogCallback;
uintptr_t UserData;
uint32_t ConnectionTimeoutMS;
OVR_ON64(OVR_UNUSED_STRUCT_PAD(pad0, 4))
} ovrInitParams;
typedef ovrResult(OVR_PFN* pfn_ovr_Initialize)(const ovrInitParams* params);
typedef void (OVR_PFN* pfn_ovr_Shutdown)();
typedef struct {
ovrResult Result;
char ErrorString[512];
} ovrErrorInfo;
typedef void (OVR_PFN* pfn_ovr_GetLastErrorInfo)(ovrErrorInfo* errorInfo);
typedef const char* (OVR_PFN* pfn_ovr_GetVersionString)();
typedef int (OVR_PFN* pfn_ovr_TraceMessage)(int level, const char* message);
typedef ovrResult (OVR_PFN* pfn_ovr_IdentifyClient)(const char* identity);
typedef ovrHmdDesc (OVR_PFN* pfn_ovr_GetHmdDesc)(ovrSession session);
typedef unsigned int (OVR_PFN* pfn_ovr_GetTrackerCount)(ovrSession session);
typedef ovrTrackerDesc (OVR_PFN* pfn_ovr_GetTrackerDesc)(ovrSession session, unsigned int trackerDescIndex);
typedef ovrResult (OVR_PFN* pfn_ovr_Create)(ovrSession* pSession, ovrGraphicsLuid* pLuid);
typedef void (OVR_PFN* pfn_ovr_Destroy)(ovrSession session);
typedef struct {
ovrBool IsVisible;
ovrBool HmdPresent;
ovrBool HmdMounted;
ovrBool DisplayLost;
ovrBool ShouldQuit;
ovrBool ShouldRecenter;
} ovrSessionStatus;
typedef ovrResult (OVR_PFN* pfn_ovr_GetSessionStatus)(ovrSession session, ovrSessionStatus* sessionStatus);
typedef ovrResult (OVR_PFN* pfn_ovr_SetTrackingOriginType)(ovrSession session, ovrTrackingOrigin origin);
typedef ovrTrackingOrigin (OVR_PFN* pfn_ovr_GetTrackingOriginType)(ovrSession session);
typedef ovrResult (OVR_PFN* pfn_ovr_RecenterTrackingOrigin)(ovrSession session);
typedef ovrResult (OVR_PFN* pfn_ovr_SpecifyTrackingOrigin)(ovrSession session, ovrPosef originPose);
typedef void (OVR_PFN* pfn_ovr_ClearShouldRecenterFlag)(ovrSession session);
typedef ovrTrackingState (OVR_PFN* pfn_ovr_GetTrackingState)(ovrSession session, double absTime, ovrBool latencyMarker);
typedef ovrResult (OVR_PFN* pfn_ovr_GetDevicePoses)(ovrSession session,
ovrTrackedDeviceType* deviceTypes,
int deviceCount,
double absTime,
ovrPoseStatef* outDevicePoses);
typedef ovrTrackerPose (OVR_PFN* pfn_ovr_GetTrackerPose)(ovrSession session, unsigned int trackerPoseIndex);
typedef ovrResult (OVR_PFN* pfn_ovr_GetInputState)(ovrSession session, ovrControllerType controllerType, ovrInputState* inputState);
typedef unsigned int (OVR_PFN* pfn_ovr_GetConnectedControllerTypes)(ovrSession session);
typedef ovrTouchHapticsDesc (OVR_PFN* pfn_ovr_GetTouchHapticsDesc)(ovrSession session, ovrControllerType controllerType);
typedef ovrResult (OVR_PFN* pfn_ovr_SetControllerVibration)(ovrSession session, ovrControllerType controllerType, float frequency, float amplitude);
typedef ovrResult (OVR_PFN* pfn_ovr_SubmitControllerVibration)(ovrSession session,
ovrControllerType controllerType,
const ovrHapticsBuffer* buffer);
typedef ovrResult (OVR_PFN* pfn_ovr_GetControllerVibrationState)(ovrSession session,
ovrControllerType controllerType,
ovrHapticsPlaybackState* outState);
typedef ovrResult (OVR_PFN* pfn_ovr_TestBoundary)(ovrSession session,
ovrTrackedDeviceType deviceBitmask,
ovrBoundaryType boundaryType,
ovrBoundaryTestResult* outTestResult);
typedef ovrResult (OVR_PFN* pfn_ovr_TestBoundaryPoint)(ovrSession session,
const ovrVector3f* point,
ovrBoundaryType singleBoundaryType,
ovrBoundaryTestResult* outTestResult);
typedef ovrResult (OVR_PFN* pfn_ovr_SetBoundaryLookAndFeel)(ovrSession session, const ovrBoundaryLookAndFeel* lookAndFeel);
typedef ovrResult (OVR_PFN* pfn_ovr_ResetBoundaryLookAndFeel)(ovrSession session);
typedef ovrResult (OVR_PFN* pfn_ovr_GetBoundaryGeometry)(ovrSession session,
ovrBoundaryType boundaryType,
ovrVector3f* outFloorPoints,
int* outFloorPointsCount);
typedef ovrResult (OVR_PFN* pfn_ovr_GetBoundaryDimensions)(ovrSession session,
ovrBoundaryType boundaryType,
ovrVector3f* outDimensions);
typedef ovrResult (OVR_PFN* pfn_ovr_GetBoundaryVisible)(ovrSession session, ovrBool* outIsVisible);
typedef ovrResult (OVR_PFN* pfn_ovr_RequestBoundaryVisible)(ovrSession session, ovrBool visible);
enum {
ovrMaxLayerCount = 16
};
typedef enum {
ovrLayerType_Disabled = 0,
ovrLayerType_EyeFov = 1,
ovrLayerType_Quad = 3,
ovrLayerType_EyeMatrix = 5,
ovrLayerType_EnumSize = 0x7fffffff
} ovrLayerType;
typedef enum {
ovrLayerFlag_HighQuality = 0x01,
ovrLayerFlag_TextureOriginAtBottomLeft = 0x02,
ovrLayerFlag_HeadLocked = 0x04
} ovrLayerFlags;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
ovrLayerType Type;
unsigned Flags;
} ovrLayerHeader;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
ovrLayerHeader Header;
ovrTextureSwapChain ColorTexture[ovrEye_Count];
ovrRecti Viewport[ovrEye_Count];
ovrFovPort Fov[ovrEye_Count];
ovrPosef RenderPose[ovrEye_Count];
double SensorSampleTime;
} ovrLayerEyeFov;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
ovrLayerHeader Header;
ovrTextureSwapChain ColorTexture[ovrEye_Count];
ovrRecti Viewport[ovrEye_Count];
ovrPosef RenderPose[ovrEye_Count];
ovrMatrix4f Matrix[ovrEye_Count];
double SensorSampleTime;
} ovrLayerEyeMatrix;
typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
ovrLayerHeader Header;
ovrTextureSwapChain ColorTexture;
ovrRecti Viewport;
ovrPosef QuadPoseCenter;
ovrVector2f QuadSize;
} ovrLayerQuad;
typedef union {
ovrLayerHeader Header;
ovrLayerEyeFov EyeFov;
ovrLayerQuad Quad;
} ovrLayer_Union;
typedef ovrResult (OVR_PFN* pfn_ovr_GetTextureSwapChainLength)(ovrSession session, ovrTextureSwapChain chain, int* out_Length);
typedef ovrResult (OVR_PFN* pfn_ovr_GetTextureSwapChainCurrentIndex)(ovrSession session, ovrTextureSwapChain chain, int* out_Index);
typedef ovrResult (OVR_PFN* pfn_ovr_GetTextureSwapChainDesc)(ovrSession session, ovrTextureSwapChain chain, ovrTextureSwapChainDesc* out_Desc);
typedef ovrResult (OVR_PFN* pfn_ovr_CommitTextureSwapChain)(ovrSession session, ovrTextureSwapChain chain);
typedef void (OVR_PFN* pfn_ovr_DestroyTextureSwapChain)(ovrSession session, ovrTextureSwapChain chain);
typedef void (OVR_PFN* pfn_ovr_DestroyMirrorTexture)(ovrSession session, ovrMirrorTexture mirrorTexture);
typedef ovrSizei(OVR_PFN* pfn_ovr_GetFovTextureSize)(ovrSession session, ovrEyeType eye, ovrFovPort fov, float pixelsPerDisplayPixel);
typedef ovrEyeRenderDesc(OVR_PFN* pfn_ovr_GetRenderDesc)(ovrSession session, ovrEyeType eyeType, ovrFovPort fov);
typedef ovrResult(OVR_PFN* pfn_ovr_SubmitFrame)(ovrSession session, long long frameIndex,
const ovrViewScaleDesc* viewScaleDesc,
ovrLayerHeader const * const * layerPtrList, unsigned int layerCount);
typedef struct OVR_ALIGNAS(4) {
int HmdVsyncIndex;
int AppFrameIndex;
int AppDroppedFrameCount;
float AppMotionToPhotonLatency;
float AppQueueAheadTime;
float AppCpuElapsedTime;
float AppGpuElapsedTime;
int CompositorFrameIndex;
int CompositorDroppedFrameCount;
float CompositorLatency;
float CompositorCpuElapsedTime;
float CompositorGpuElapsedTime;
float CompositorCpuStartToGpuEndElapsedTime;
float CompositorGpuEndToVsyncElapsedTime;
ovrBool AswIsActive;
int AswActivatedToggleCount;
int AswPresentedFrameCount;
int AswFailedFrameCount;
} ovrPerfStatsPerCompositorFrame;
enum { ovrMaxProvidedFrameStats = 5 };
typedef struct OVR_ALIGNAS(4) {
ovrPerfStatsPerCompositorFrame FrameStats[ovrMaxProvidedFrameStats];
int FrameStatsCount;
ovrBool AnyFrameStatsDropped;
float AdaptiveGpuPerformanceScale;
ovrBool AswIsAvailable;
ovrProcessId VisibleProcessId;
} ovrPerfStats;
typedef ovrResult (OVR_PFN* pfn_ovr_GetPerfStats)(ovrSession session, ovrPerfStats* outStats);
typedef ovrResult (OVR_PFN* pfn_ovr_ResetPerfStats)(ovrSession session);
typedef double (OVR_PFN* pfn_ovr_GetPredictedDisplayTime)(ovrSession session, long long frameIndex);
typedef double (OVR_PFN* pfn_ovr_GetTimeInSeconds)();
typedef enum {
ovrPerfHud_Off = 0,
ovrPerfHud_PerfSummary = 1,
ovrPerfHud_LatencyTiming = 2,
ovrPerfHud_AppRenderTiming = 3,
ovrPerfHud_CompRenderTiming = 4,
ovrPerfHud_AswStats = 6,
ovrPerfHud_VersionInfo = 5,
ovrPerfHud_Count = 7,
ovrPerfHud_EnumSize = 0x7fffffff
} ovrPerfHudMode;
typedef enum {
ovrLayerHud_Off = 0,
ovrLayerHud_Info = 1,
ovrLayerHud_EnumSize = 0x7fffffff
} ovrLayerHudMode;
typedef enum {
ovrDebugHudStereo_Off = 0,
ovrDebugHudStereo_Quad = 1,
ovrDebugHudStereo_QuadWithCrosshair = 2,
ovrDebugHudStereo_CrosshairAtInfinity = 3,
ovrDebugHudStereo_Count,
ovrDebugHudStereo_EnumSize = 0x7fffffff
} ovrDebugHudStereoMode;
typedef ovrBool(OVR_PFN* pfn_ovr_GetBool)(ovrSession session, const char* propertyName, ovrBool defaultVal);
typedef ovrBool(OVR_PFN* pfn_ovr_SetBool)(ovrSession session, const char* propertyName, ovrBool value);
typedef int (OVR_PFN* pfn_ovr_GetInt)(ovrSession session, const char* propertyName, int defaultVal);
typedef ovrBool (OVR_PFN* pfn_ovr_SetInt)(ovrSession session, const char* propertyName, int value);
typedef float (OVR_PFN* pfn_ovr_GetFloat)(ovrSession session, const char* propertyName, float defaultVal);
typedef ovrBool (OVR_PFN* pfn_ovr_SetFloat)(ovrSession session, const char* propertyName, float value);
typedef unsigned int (OVR_PFN* pfn_ovr_GetFloatArray)(ovrSession session, const char* propertyName,
float values[], unsigned int valuesCapacity);
typedef ovrBool (OVR_PFN* pfn_ovr_SetFloatArray)(ovrSession session, const char* propertyName,
const float values[], unsigned int valuesSize);
typedef const char* (OVR_PFN* pfn_ovr_GetString)(ovrSession session, const char* propertyName,
const char* defaultVal);
typedef ovrBool (OVR_PFN* pfn_ovr_SetString)(ovrSession session, const char* propertyName,
const char* value);
typedef ovrResult (OVR_PFN* pfn_ovr_GetExternalCameras)(ovrSession session,
ovrExternalCamera* cameras,
unsigned int* inoutCameraCount);
typedef ovrResult (OVR_PFN* pfn_ovr_SetExternalCameraProperties)(ovrSession session,
const char* name,
const ovrCameraIntrinsics* const intrinsics,
const ovrCameraExtrinsics* const extrinsics);
typedef enum {
ovrSuccess_NotVisible = 1000,
ovrSuccess_BoundaryInvalid = 1001,
ovrSuccess_DeviceUnavailable = 1002,
} ovrSuccessTypes;
typedef enum {
ovrError_MemoryAllocationFailure = -1000,
ovrError_InvalidSession = -1002,
ovrError_Timeout = -1003,
ovrError_NotInitialized = -1004,
ovrError_InvalidParameter = -1005,
ovrError_ServiceError = -1006,
ovrError_NoHmd = -1007,
ovrError_Unsupported = -1009,
ovrError_DeviceUnavailable = -1010,
ovrError_InvalidHeadsetOrientation = -1011,
ovrError_ClientSkippedDestroy = -1012,
ovrError_ClientSkippedShutdown = -1013,
ovrError_ServiceDeadlockDetected = -1014,
ovrError_InvalidOperation = -1015,
ovrError_InsufficientArraySize = -1016,
ovrError_NoExternalCameraInfo = -1017,
ovrError_AudioDeviceNotFound = -2001,
ovrError_AudioComError = -2002,
ovrError_Initialize = -3000,
ovrError_LibLoad = -3001,
ovrError_LibVersion = -3002,
ovrError_ServiceConnection = -3003,
ovrError_ServiceVersion = -3004,
ovrError_IncompatibleOS = -3005,
ovrError_DisplayInit = -3006,
ovrError_ServerStart = -3007,
ovrError_Reinitialization = -3008,
ovrError_MismatchedAdapters = -3009,
ovrError_LeakingResources = -3010,
ovrError_ClientVersion = -3011,
ovrError_OutOfDateOS = -3012,
ovrError_OutOfDateGfxDriver = -3013,
ovrError_IncompatibleGPU = -3014,
ovrError_NoValidVRDisplaySystem = -3015,
ovrError_Obsolete = -3016,
ovrError_DisabledOrDefaultAdapter = -3017,
ovrError_HybridGraphicsNotSupported = -3018,
ovrError_DisplayManagerInit = -3019,
ovrError_TrackerDriverInit = -3020,
ovrError_LibSignCheck = -3021,
ovrError_LibPath = -3022,
ovrError_LibSymbols = -3023,
ovrError_RemoteSession = -3024,
ovrError_InitializeVulkan = -3025,
ovrError_DisplayLost = -6000,
ovrError_TextureSwapChainFull = -6001,
ovrError_TextureSwapChainInvalid = -6002,
ovrError_GraphicsDeviceReset = -6003,
ovrError_DisplayRemoved = -6004,
ovrError_ContentProtectionNotAvailable = -6005,
ovrError_ApplicationInvisible = -6006,
ovrError_Disallowed = -6007,
ovrError_DisplayPluggedIncorrectly = -6008,
ovrError_RuntimeException = -7000,
ovrError_NoCalibration = -9000,
ovrError_OldVersion = -9001,
ovrError_MisformattedBlock = -9002,
} ovrErrorType;
#ifdef XP_WIN
struct IUnknown;
typedef ovrResult (OVR_PFN* pfn_ovr_CreateTextureSwapChainDX)(ovrSession session,
IUnknown* d3dPtr,
const ovrTextureSwapChainDesc* desc,
ovrTextureSwapChain* out_TextureSwapChain);
typedef ovrResult (OVR_PFN* pfn_ovr_GetTextureSwapChainBufferDX)(ovrSession session,
ovrTextureSwapChain chain,
int index,
IID iid,
void** out_Buffer);
typedef ovrResult (OVR_PFN* pfn_ovr_CreateMirrorTextureDX)(ovrSession session,
IUnknown* d3dPtr,
const ovrMirrorTextureDesc* desc,
ovrMirrorTexture* out_MirrorTexture);
typedef ovrResult (OVR_PFN* pfn_ovr_GetMirrorTextureBufferDX)(ovrSession session,
ovrMirrorTexture mirrorTexture,
IID iid,
void** out_Buffer);
#endif
typedef ovrResult (OVR_PFN* pfn_ovr_CreateTextureSwapChainGL)(ovrSession session,
const ovrTextureSwapChainDesc* desc,
ovrTextureSwapChain* out_TextureSwapChain);
typedef ovrResult (OVR_PFN* pfn_ovr_GetTextureSwapChainBufferGL)(ovrSession session,
ovrTextureSwapChain chain,
int index,
unsigned int* out_TexId);
typedef ovrResult (OVR_PFN* pfn_ovr_CreateMirrorTextureGL)(ovrSession session,
const ovrMirrorTextureDesc* desc,
ovrMirrorTexture* out_MirrorTexture);
typedef ovrResult (OVR_PFN* pfn_ovr_GetMirrorTextureBufferGL)(ovrSession session,
ovrMirrorTexture mirrorTexture,
unsigned int* out_TexId);
#define OVR_KEY_EYE_HEIGHT "EyeHeight" // float meters
#define OVR_DEFAULT_EYE_HEIGHT 1.675f
#if !defined(OVR_SUCCESS)
#define OVR_SUCCESS(result) (result >= 0)
#endif
#if !defined(OVR_UNQUALIFIED_SUCCESS)
#define OVR_UNQUALIFIED_SUCCESS(result) (result == ovrSuccess)
#endif
#if !defined(OVR_FAILURE)
#define OVR_FAILURE(result) (!OVR_SUCCESS(result))
#endif
#ifdef __cplusplus
}
#endif
#endif /* mozilla_ovr_capi_dynamic_h_ */
#endif /* OVR_CAPI_h */